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Abstract:
介绍了西种来自美国的新增免费专利信息检索平台及其显著特点,阐述了常用免费专利检索数据库WIPO的PCT专利申请数据库及Esp@cenet欧专局专利数据库的功能改进.
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科技情报开发与经济
ISSN: 1005-6033
Year: 2010
Issue: 2
Volume: 20
Page: 158-160
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 19
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